JPH0414276U - - Google Patents
Info
- Publication number
- JPH0414276U JPH0414276U JP5471590U JP5471590U JPH0414276U JP H0414276 U JPH0414276 U JP H0414276U JP 5471590 U JP5471590 U JP 5471590U JP 5471590 U JP5471590 U JP 5471590U JP H0414276 U JPH0414276 U JP H0414276U
- Authority
- JP
- Japan
- Prior art keywords
- sheave
- cushioning material
- attached
- block
- support pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004804 winding Methods 0.000 description 4
Landscapes
- Load-Engaging Elements For Cranes (AREA)
- Control And Safety Of Cranes (AREA)
- Jib Cranes (AREA)
Description
第１図は本考案の実施例にかかる主巻フツクの
使用状態を示す側面図、第２図は同主巻フツクの
一部断面拡大平面図、第３図および第４図は従来
技術とその問題点を説明するためのブームおよび
フツクの側面図である。
３……主巻フツク、４……主巻フツクシーブ、
５……シーブブロツク、５ａ，５ａ……シーブ支
持プレート、６……フツク体、１０，１０……緩
衝材支持ピン、１１，１１……緩衝材。
FIG. 1 is a side view showing the main winding hook according to an embodiment of the present invention in use, FIG. 2 is an enlarged partial cross-sectional plan view of the same main winding hook, and FIGS. 3 and 4 show the prior art and its It is a side view of a boom and a hook for explaining a problem. 3... Main winding hook, 4... Main winding hook sheave,
5... Sheave block, 5a, 5a... Sheave support plate, 6... Hook body, 10, 10... Cushioning material support pin, 11, 11... Cushioning material.
Claims (1)
ーブが設けられてシーブブロツクが構成され、こ
のシーブブロツクの下部に、フツク体が取付けら
れるクレーンの主巻フツクにおいて、上記シーブ
ブロツクにおける最も幅広の部分の両側部に緩衝
材支持ピンを上記両シーブ支持プレート間に跨つ
て取付け、この緩衝材支持ピンの外周に円筒状の
緩衝材を、その周面一部がシーブブロツクの幅方
向外側に突出する状態で取付けてなることを特徴
とするクレーンの主巻フツク。 ２ 緩衝材を緩衝材支持ピンの軸心まわりに回転
自在に取付けてなることを特徴とする請求項１記
載のクレーンの主巻フツク。[Claims for Utility Model Registration] 1. A main hoist sheave is provided between a pair of sheave support plates to constitute a sheave block, and a hook body is attached to the lower part of the sheave block. A cushioning material support pin is attached to both sides of the widest part of the block, spanning between both sheave support plates, and a cylindrical cushioning material is attached to the outer periphery of this cushioning material support pin, with a part of the circumference of the sheave block. A main hoisting hook for a crane, characterized in that it is attached so as to protrude outward in the width direction. 2. The main hoist hook for a crane according to claim 1, wherein the cushioning material is rotatably attached around the axis of the cushioning material support pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5471590U JPH0414276U (en) | 1990-05-24 | 1990-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5471590U JPH0414276U (en) | 1990-05-24 | 1990-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0414276U true JPH0414276U (en) | 1992-02-05 |
Family
ID=31577026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5471590U Pending JPH0414276U (en) | 1990-05-24 | 1990-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0414276U (en) |
-
1990
- 1990-05-24 JP JP5471590U patent/JPH0414276U/ja active Pending